APA (7th ed.) Zitazioa

Grier, D. A. (2005). When computers were human. Princeton University Press.

Chicago Style (17th ed.) Zitazioa

Grier, David Alan. When Computers Were Human. Princeton: Princeton University Press, 2005.

MLA (9th ed.) Zitazioa

Grier, David Alan. When Computers Were Human. Princeton University Press, 2005.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.